How To Fix KQ438 - Do not delete the standard quantity structure control

SAP Error Message - Details

• Message type: E = Error

• Message class: KQ - Error Messages for Customizing Product Costing

• Message number: 438

• Message text: Do not delete the standard quantity structure control

What causes this issue?

You are attempting to delete the standard quantity structure
determination. This is not allowed.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KQ438 - Do not delete the standard quantity structure control ?

  The SAP error message KQ438, which states "Do not delete the standard quantity structure control," typically occurs in the context of managing quantity structures in SAP, particularly when dealing with the configuration of quantity structures in the SAP Controlling (CO) module.
  Cause:
  This error usually arises when a user attempts to delete or modify a standard quantity structure control that is essential for the system's operation. The standard quantity structure is a predefined configuration that SAP uses to manage and control quantities in various processes, such as production planning and cost controlling. Deleting or altering this structure can lead to inconsistencies and errors in the system.
  Solution:
  To resolve this error, consider the following steps:
  
  
  Review the Action: Ensure that you are not trying to delete a standard quantity structure that is required by the system. If you need to make changes, consider whether you can modify the existing structure instead of deleting it.
  
  
  Check Customization: If you need to customize the quantity structure, look for options to create a new custom quantity structure rather than deleting the standard one. This way, you can maintain the integrity of the standard controls while implementing your specific requirements.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for guidance on managing quantity structures. This can provide insights into best practices and the implications of modifying standard configurations.
  
  
  Seek Help from SAP Support: If you are unsure about the implications of your actions or if you believe there is a legitimate reason to delete the structure, consider reaching out to SAP support or your internal SAP team for assistance.
  
  
  User Permissions: Ensure that you have the appropriate permissions to make changes to quantity structures. Sometimes, restrictions are in place to prevent unauthorized modifications.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context on managing quantity structures.
  Training and Documentation: Consider undergoing training or reviewing documentation related to SAP Controlling and quantity structure management to better understand the implications of your actions.
  Community Forums: Engage with SAP community forums or user groups where you can ask questions and share experiences with other SAP users who may have encountered similar issues.
  
  By following these steps, you should be able to address the KQ438 error effectively while maintaining the integrity of your SAP system.